--- /dev/null
+/*
+ * Copyright 2015 IBM
+ * Author: Jan Willeke <willeke@linux.vnet.com.com>
+ */
+
+#include <string.h>
+
+#include <seccomp.h>
+
+#include "arch.h"
+#include "arch-s390.h"
+
+/* NOTE: based on Linux 4.5-rc4 */
+const struct arch_syscall_def s390_syscall_table[] = { \
+ { "_llseek", 140 },
+ { "_newselect", 142 },
+ { "_sysctl", 149 },
+ { "accept", __PNR_accept },
+ { "accept4", 364 },
+ { "access", 33 },
+ { "acct", 51 },
+ { "add_key", 278 },
+ { "adjtimex", 124 },
+ { "afs_syscall", 137 },
+ { "alarm", 27 },
+ { "arm_fadvise64_64", __PNR_arm_fadvise64_64 },
+ { "arm_sync_file_range", __PNR_arm_sync_file_range },
+ { "arch_prctl", __PNR_arch_prctl },
+ { "bdflush", 134 },
+ { "bind", 361 },
+ { "bpf", 351 },
+ { "break", __PNR_break },
+ { "breakpoint", __PNR_breakpoint },
+ { "brk", 45 },
+ { "cachectl", __PNR_cachectl },
+ { "cacheflush", __PNR_cacheflush },
+ { "capget", 184 },
+ { "capset", 185 },
+ { "chdir", 12 },
+ { "chmod", 15 },
+ { "chown", 182 },
+ { "chown32", 212 },
+ { "chroot", 61 },
+ { "clock_adjtime", 337 },
+ { "clock_getres", 261 },
+ { "clock_gettime", 260 },
+ { "clock_nanosleep", 262 },
+ { "clock_settime", 259 },
+ { "clone", 120 },
+ { "close", 6 },
+ { "connect", 362 },
+ { "copy_file_range", 375 },
+ { "creat", 8 },
+ { "create_module", 127 },
+ { "delete_module", 129 },
+ { "dup", 41 },
+ { "dup2", 63 },
+ { "dup3", 326 },
+ { "epoll_create", 249 },
+ { "epoll_create1", 327 },
+ { "epoll_ctl", 250 },
+ { "epoll_ctl_old", __PNR_epoll_ctl_old },
+ { "epoll_pwait", 312 },
+ { "epoll_wait", 251 },
+ { "epoll_wait_old", __PNR_epoll_wait_old },
+ { "eventfd", 318 },
+ { "eventfd2", 323 },
+ { "execve", 11 },
+ { "execveat", 354 },
+ { "exit", 1 },
+ { "exit_group", 248 },
+ { "faccessat", 300 },
+ { "fadvise64", 253 },
+ { "fadvise64_64", 264 },
+ { "fallocate", 314 },
+ { "fanotify_init", 332 },
+ { "fanotify_mark", 333 },
+ { "fchdir", 133 },
+ { "fchmod", 94 },
+ { "fchmodat", 299 },
+ { "fchown", 95 },
+ { "fchown32", 207 },
+ { "fchownat", 291 },
+ { "fcntl", 55 },
+ { "fcntl64", 221 },
+ { "fdatasync", 148 },
+ { "fgetxattr", 229 },
+ { "finit_module", 344 },
+ { "flistxattr", 232 },
+ { "flock", 143 },
+ { "fork", 2 },
+ { "fremovexattr", 235 },
+ { "fsetxattr", 226 },
+ { "fstat", 108 },
+ { "fstat64", 197 },
+ { "fstatat64", 293 },
+ { "fstatfs", 100 },
+ { "fstatfs64", 266 },
+ { "fsync", 118 },
+ { "ftime", __PNR_ftime },
+ { "ftruncate", 93 },
+ { "ftruncate64", 194 },
+ { "futex", 238 },
+ { "futimesat", 292 },
+ { "get_kernel_syms", 130 },
+ { "get_mempolicy", 269 },
+ { "get_robust_list", 305 },
+ { "get_thread_area", __PNR_get_thread_area },
+ { "getcpu", 311 },
+ { "getcwd", 183 },
+ { "getdents", 141 },
+ { "getdents64", 220 },
+ { "getegid", 50 },
+ { "getegid32", 202 },
+ { "geteuid", 49 },
+ { "geteuid32", 201 },
+ { "getgid", 47 },
+ { "getgid32", 200 },
+ { "getgroups", 80 },
+ { "getgroups32", 205 },
+ { "getitimer", 105 },
+ { "getpeername", 368 },
+ { "getpgid", 132 },
+ { "getpgrp", 65 },
+ { "getpid", 20 },
+ { "getpmsg", 188 },
+ { "getppid", 64 },
+ { "getpriority", 96 },
+ { "getrandom", 349 },
+ { "getresgid", 171 },
+ { "getresgid32", 211 },
+ { "getresuid", 165 },
+ { "getresuid32", 209 },
+ { "getrlimit", 76 },
+ { "getrusage", 77 },
+ { "getsid", 147 },
+ { "getsockname", 367 },
+ { "getsockopt", 365 },
+ { "gettid", 236 },
+ { "gettimeofday", 78 },
+ { "getuid", 24 },
+ { "getuid32", 199 },
+ { "getxattr", 227 },
+ { "gtty", __PNR_gtty },
+ { "idle", 112 },
+ { "init_module", 128 },
+ { "inotify_add_watch", 285 },
+ { "inotify_init", 284 },
+ { "inotify_init1", 324 },
+ { "inotify_rm_watch", 286 },
+ { "io_cancel", 247 },
+ { "io_destroy", 244 },
+ { "io_getevents", 245 },
+ { "io_setup", 243 },
+ { "io_submit", 246 },
+ { "ioctl", 54 },
+ { "ioperm", 101 },
+ { "iopl", __PNR_iopl },
+ { "ioprio_get", 283 },
+ { "ioprio_set", 282 },
+ { "ipc", 117 },
+ { "kcmp", 343 },
+ { "kexec_file_load", __PNR_kexec_file_load },
+ { "kexec_load", 277 },
+ { "keyctl", 280 },
+ { "kill", 37 },
+ { "lchown", 16 },
+ { "lchown32", 198 },
+ { "lgetxattr", 228 },
+ { "link", 9 },
+ { "linkat", 296 },
+ { "listen", 363 },
+ { "listxattr", 230 },
+ { "llistxattr", 231 },
+ { "lock", __PNR_lock },
+ { "lookup_dcookie", 110 },
+ { "lremovexattr", 234 },
+ { "lseek", 19 },
+ { "lsetxattr", 225 },
+ { "lstat", 107 },
+ { "lstat64", 196 },
+ { "madvise", 219 },
+ { "mbind", 268 },
+ { "membarrier", 356 },
+ { "memfd_create", 350 },
+ { "migrate_pages", 287 },
+ { "mincore", 218 },
+ { "mkdir", 39 },
+ { "mkdirat", 289 },
+ { "mknod", 14 },
+ { "mknodat", 290 },
+ { "mlock", 150 },
+ { "mlock2", 374 },
+ { "mlockall", 152 },
+ { "mmap", 90 },
+ { "mmap2", 192 },
+ { "modify_ldt", __PNR_modify_ldt },
+ { "mount", 21 },
+ { "move_pages", 310 },
+ { "mprotect", 125 },
+ { "mpx", __PNR_mpx },
+ { "mq_getsetattr", 276 },
+ { "mq_notify", 275 },
+ { "mq_open", 271 },
+ { "mq_timedreceive", 274 },
+ { "mq_timedsend", 273 },
+ { "mq_unlink", 272 },
+ { "mremap", 163 },
+ { "msgctl", __PNR_msgctl },
+ { "msgget", __PNR_msgget },
+ { "msgrcv", __PNR_msgrcv },
+ { "msgsnd", __PNR_msgsnd },
+ { "msync", 144 },
+ { "multiplexer", __PNR_multiplexer },
+ { "munlock", 151 },
+ { "munlockall", 153 },
+ { "munmap", 91 },
+ { "name_to_handle_at", 335 },
+ { "nanosleep", 162 },
+ { "newfstatat", __PNR_newfstatat },
+ { "nfsservctl", 169 },
+ { "nice", 34 },
+ { "oldfstat", __PNR_oldfstat },
+ { "oldlstat", __PNR_oldlstat },
+ { "oldolduname", __PNR_oldolduname },
+ { "oldstat", __PNR_oldstat },
+ { "olduname", __PNR_olduname },
+ { "oldwait4", __PNR_oldwait4 },
+ { "open", 5 },
+ { "open_by_handle_at", 336 },
+ { "openat", 288 },
+ { "pause", 29 },
+ { "pciconfig_iobase", __PNR_pciconfig_iobase },
+ { "pciconfig_read", __PNR_pciconfig_read },
+ { "pciconfig_write", __PNR_pciconfig_write },
+ { "perf_event_open", 331 },
+ { "personality", 136 },
+ { "pipe", 42 },
+ { "pipe2", 325 },
+ { "pivot_root", 217 },
+ { "poll", 168 },
+ { "ppoll", 302 },
+ { "prctl", 172 },
+ { "pread64", 180 },
+ { "preadv", 328 },
+ { "prlimit64", 334 },
+ { "process_vm_readv", 340 },
+ { "process_vm_writev", 341 },
+ { "prof", __PNR_prof },
+ { "profil", __PNR_profil },
+ { "pselect6", 301 },
+ { "ptrace", 26 },
+ { "putpmsg", 189 },
+ { "pwrite64", 181 },
+ { "pwritev", 329 },
+ { "query_module", 167 },
+ { "quotactl", 131 },
+ { "read", 3 },
+ { "readahead", 222 },
+ { "readdir", 89 },
+ { "readlink", 85 },
+ { "readlinkat", 298 },
+ { "readv", 145 },
+ { "reboot", 88 },
+ { "recv", __PNR_recv },
+ { "recvfrom", 371 },
+ { "recvmmsg", 357 },
+ { "recvmsg", 372 },
+ { "remap_file_pages", 267 },
+ { "removexattr", 233 },
+ { "rename", 38 },
+ { "renameat", 295 },
+ { "renameat2", 347 },
+ { "request_key", 279 },
+ { "restart_syscall", 7 },
+ { "rmdir", 40 },
+ { "rt_sigaction", 174 },
+ { "rt_sigpending", 176 },
+ { "rt_sigprocmask", 175 },
+ { "rt_sigqueueinfo", 178 },
+ { "rt_sigreturn", 173 },
+ { "rt_sigsuspend", 179 },
+ { "rt_sigtimedwait", 177 },
+ { "rt_tgsigqueueinfo", 330 },
+ { "rtas", __PNR_rtas },
+ { "s390_pci_mmio_read", 353 },
+ { "s390_pci_mmio_write", 352 },
+ { "s390_runtime_instr", 342 },
+ { "sched_get_priority_max", 159 },
+ { "sched_get_priority_min", 160 },
+ { "sched_getaffinity", 240 },
+ { "sched_getattr", 346 },
+ { "sched_getparam", 155 },
+ { "sched_getscheduler", 157 },
+ { "sched_rr_get_interval", 161 },
+ { "sched_setaffinity", 239 },
+ { "sched_setattr", 345 },
+ { "sched_setparam", 154 },
+ { "sched_setscheduler", 156 },
+ { "sched_yield", 158 },
+ { "seccomp", 348 },
+ { "security", __PNR_security },
+ { "select", __PNR_select },
+ { "semctl", __PNR_semctl },
+ { "semget", __PNR_semget },
+ { "semop", __PNR_semop },
+ { "semtimedop", __PNR_semtimedop },
+ { "send", __PNR_send },
+ { "sendfile", 187 },
+ { "sendfile64", 223 },
+ { "sendmmsg", 358 },
+ { "sendmsg", 370 },
+ { "sendto", 369 },
+ { "set_mempolicy", 270 },
+ { "set_robust_list", 304 },
+ { "set_thread_area", __PNR_set_thread_area },
+ { "set_tid_address", 252 },
+ { "set_tls", __PNR_set_tls },
+ { "setdomainname", 121 },
+ { "setfsgid", 139 },
+ { "setfsgid32", 216 },
+ { "setfsuid", 138 },
+ { "setfsuid32", 215 },
+ { "setgid", 46 },
+ { "setgid32", 214 },
+ { "setgroups", 81 },
+ { "setgroups32", 206 },
+ { "sethostname", 74 },
+ { "setitimer", 104 },
+ { "setns", 339 },
+ { "setpgid", 57 },
+ { "setpriority", 97 },
+ { "setregid", 71 },
+ { "setregid32", 204 },
+ { "setresgid", 170 },
+ { "setresgid32", 210 },
+ { "setresuid", 164 },
+ { "setresuid32", 208 },
+ { "setreuid", 70 },
+ { "setreuid32", 203 },
+ { "setrlimit", 75 },
+ { "setsid", 66 },
+ { "setsockopt", 366 },
+ { "settimeofday", 79 },
+ { "setuid", 23 },
+ { "setuid32", 213 },
+ { "setxattr", 224 },
+ { "sgetmask", __PNR_sgetmask },
+ { "shmat", __PNR_shmat },
+ { "shmctl", __PNR_shmctl },
+ { "shmdt", __PNR_shmdt },
+ { "shmget", __PNR_shmget },
+ { "shutdown", 373 },
+ { "sigaction", 67 },
+ { "sigaltstack", 186 },
+ { "signal", 48 },
+ { "signalfd", 316 },
+ { "signalfd4", 322 },
+ { "sigpending", 73 },
+ { "sigprocmask", 126 },
+ { "sigreturn", 119 },
+ { "sigsuspend", 72 },
+ { "socket", 359 },
+ { "socketcall", 102 },
+ { "socketpair", 360 },
+ { "splice", 306 },
+ { "spu_create", __PNR_spu_create },
+ { "spu_run", __PNR_spu_run },
+ { "ssetmask", __PNR_ssetmask },
+ { "stat", 106 },
+ { "stat64", 195 },
+ { "statfs", 99 },
+ { "statfs64", 265 },
+ { "stime", 25 },
+ { "stty", __PNR_stty },
+ { "subpage_prot", __PNR_subpage_prot },
+ { "swapcontext", __PNR_swapcontext },
+ { "swapoff", 115 },
+ { "swapon", 87 },
+ { "switch_endian", __PNR_switch_endian },
+ { "symlink", 83 },
+ { "symlinkat", 297 },
+ { "sync", 36 },
+ { "sync_file_range", 307 },
+ { "sync_file_range2", __PNR_sync_file_range2 },
+ { "syncfs", 338 },
+ { "syscall", __PNR_syscall },
+ { "sys_debug_setcontext", __PNR_sys_debug_setcontext },
+ { "sysfs", 135 },
+ { "sysinfo", 116 },
+ { "syslog", 103 },
+ { "sysmips", __PNR_sysmips },
+ { "tee", 308 },
+ { "tgkill", 241 },
+ { "time", 13 },
+ { "timer_create", 254 },
+ { "timer_delete", 258 },
+ { "timer_getoverrun", 257 },
+ { "timer_gettime", 256 },
+ { "timer_settime", 255 },
+ { "timerfd", 317 },
+ { "timerfd_create", 319 },
+ { "timerfd_gettime", 321 },
+ { "timerfd_settime", 320 },
+ { "times", 43 },
+ { "tkill", 237 },
+ { "truncate", 92 },
+ { "truncate64", 193 },
+ { "tuxcall", __PNR_tuxcall },
+ { "ugetrlimit", 191 },
+ { "ulimit", __PNR_ulimit },
+ { "umask", 60 },
+ { "umount", 22 },
+ { "umount2", 52 },
+ { "uname", 122 },
+ { "unlink", 10 },
+ { "unlinkat", 294 },
+ { "unshare", 303 },
+ { "uselib", 86 },
+ { "userfaultfd", 355 },
+ { "usr26", __PNR_usr26 },
+ { "usr32", __PNR_usr32 },
+ { "ustat", 62 },
+ { "utime", 30 },
+ { "utimensat", 315 },
+ { "utimes", 313 },
+ { "vfork", 190 },
+ { "vhangup", 111 },
+ { "vm86", __PNR_vm86 },
+ { "vm86old", __PNR_vm86old },
+ { "vmsplice", 309 },
+ { "vserver", __PNR_vserver },
+ { "wait4", 114 },
+ { "waitid", 281 },
+ { "waitpid", __PNR_waitpid },
+ { "write", 4 },
+ { "writev", 146 },
+ { NULL, __NR_SCMP_ERROR },
+};
+
+/**
+ * Resolve a syscall name to a number
+ * @param name the syscall name
+ *
+ * Resolve the given syscall name to the syscall number using the syscall table.
+ * Returns the syscall number on success, including negative pseudo syscall
+ * numbers; returns __NR_SCMP_ERROR on failure.
+ *
+ */
+int s390_syscall_resolve_name(const char *name)
+{
+ unsigned int iter;
+ const struct arch_syscall_def *table = s390_syscall_table;
+
+ /* XXX - plenty of room for future improvement here */
+
+ if (strcmp(name, "accept") == 0)
+ return __PNR_accept;
+ if (strcmp(name, "accept4") == 0)
+ return __PNR_accept4;
+ else if (strcmp(name, "bind") == 0)
+ return __PNR_bind;
+ else if (strcmp(name, "connect") == 0)
+ return __PNR_connect;
+ else if (strcmp(name, "getpeername") == 0)
+ return __PNR_getpeername;
+ else if (strcmp(name, "getsockname") == 0)
+ return __PNR_getsockname;
+ else if (strcmp(name, "getsockopt") == 0)
+ return __PNR_getsockopt;
+ else if (strcmp(name, "listen") == 0)
+ return __PNR_listen;
+ else if (strcmp(name, "recv") == 0)
+ return __PNR_recv;
+ else if (strcmp(name, "recvfrom") == 0)
+ return __PNR_recvfrom;
+ else if (strcmp(name, "recvmsg") == 0)
+ return __PNR_recvmsg;
+ else if (strcmp(name, "recvmmsg") == 0)
+ return __PNR_recvmmsg;
+ else if (strcmp(name, "send") == 0)
+ return __PNR_send;
+ else if (strcmp(name, "sendmsg") == 0)
+ return __PNR_sendmsg;
+ else if (strcmp(name, "sendmmsg") == 0)
+ return __PNR_sendmmsg;
+ else if (strcmp(name, "sendto") == 0)
+ return __PNR_sendto;
+ else if (strcmp(name, "setsockopt") == 0)
+ return __PNR_setsockopt;
+ else if (strcmp(name, "shutdown") == 0)
+ return __PNR_shutdown;
+ else if (strcmp(name, "socket") == 0)
+ return __PNR_socket;
+ else if (strcmp(name, "socketpair") == 0)
+ return __PNR_socketpair;
+
+ for (iter = 0; table[iter].name != NULL; iter++) {
+ if (strcmp(name, table[iter].name) == 0)
+ return table[iter].num;
+ }
+
+ return __NR_SCMP_ERROR;
+}
+
+/**
+ * Resolve a syscall number to a name
+ * @param num the syscall number
+ *
+ * Resolve the given syscall number to the syscall name using the syscall table.
+ * Returns a pointer to the syscall name string on success, including pseudo
+ * syscall names; returns NULL on failure.
+ *
+ */
+const char *s390_syscall_resolve_num(int num)
+{
+ unsigned int iter;
+ const struct arch_syscall_def *table = s390_syscall_table;
+
+ /* XXX - plenty of room for future improvement here */
+
+ if (num == __PNR_accept)
+ return "accept";
+ else if (num == __PNR_accept4)
+ return "accept4";
+ else if (num == __PNR_bind)
+ return "bind";
+ else if (num == __PNR_connect)
+ return "connect";
+ else if (num == __PNR_getpeername)
+ return "getpeername";
+ else if (num == __PNR_getsockname)
+ return "getsockname";
+ else if (num == __PNR_getsockopt)
+ return "getsockopt";
+ else if (num == __PNR_listen)
+ return "listen";
+ else if (num == __PNR_recv)
+ return "recv";
+ else if (num == __PNR_recvfrom)
+ return "recvfrom";
+ else if (num == __PNR_recvmsg)
+ return "recvmsg";
+ else if (num == __PNR_recvmmsg)
+ return "recvmmsg";
+ else if (num == __PNR_send)
+ return "send";
+ else if (num == __PNR_sendmsg)
+ return "sendmsg";
+ else if (num == __PNR_sendmmsg)
+ return "sendmmsg";
+ else if (num == __PNR_sendto)
+ return "sendto";
+ else if (num == __PNR_setsockopt)
+ return "setsockopt";
+ else if (num == __PNR_shutdown)
+ return "shutdown";
+ else if (num == __PNR_socket)
+ return "socket";
+ else if (num == __PNR_socketpair)
+ return "socketpair";
+
+ for (iter = 0; table[iter].num != __NR_SCMP_ERROR; iter++) {
+ if (num == table[iter].num)
+ return table[iter].name;
+ }
+
+ return NULL;
+}
+/**
+ * Iterate through the syscall table and return the syscall name
+ * @param spot the offset into the syscall table
+ *
+ * Return the syscall name at position @spot or NULL on failure. This function
+ * should only ever be used internally by libseccomp.
+ *
+ */
+const char *s390_syscall_iterate_name(unsigned int spot)
+{
+ /* XXX - no safety checks here */
+ return s390_syscall_table[spot].name;
+}
projects / linux-seccomp.git / blobdiff